bug fix: 素材选择组件中，图片素材列表不断重复第一页内容

packages/qjkankan-editor/src/components/materialSelectorForEditor.vue

@@ -780,7 +780,7 @@ export default {
       const latestUsedSearchKey = this.searchKey
       getMaterialList(
         {
-          pageNum: Math.floor(this.imageListRealLength.length / config.PAGE_SIZE) + 1,
+          pageNum: Math.floor(this.imageListRealLength / config.PAGE_SIZE) + 1,
           pageSize: config.PAGE_SIZE,
           searchKey: this.searchKey,
           type: 'image',
@@ -793,7 +793,7 @@ export default {
             return i;
           });
           this.imageList = this.imageList.concat(newData)
-          if (this.imageListRealLength.length === data.data.total) {
+          if (this.imageListRealLength === data.data.total) {
             this.hasMoreImageData = false
           }
           this.isRequestingMoreImageData = false
@@ -853,7 +853,7 @@ export default {
             return i;
           });
           this.audioList = this.audioList.concat(newData)
-          if (this.audioListRealLength.length === data.data.total) {
+          if (this.audioListRealLength === data.data.total) {
             this.hasMoreAudioData = false
           }
           this.isRequestingMoreAudioData = false